USPTO trademark record

HEARPHONE

Dead mark · Owner Gennum Corporation · Classes 9, 10

Mark details

Owner: Gennum Corporation
Serial number: 78390650
Registration number: Not registered
Status: ABANDONED - EXPRESS (dead)
Classes: 9 (Software / electronics / downloadable media), 10 (Medical devices)
Filed: 2004-03-25
Registered: —
Goods / services: Headsets for cellphones and telephones; wireless cellphone and telephone earpieces; headsets, telephone headsets, and headsets for use with computers; amplifiers for telephone and computer headsets, …

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

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